datastream, year, month, tod,n, min, max, mean, std
sgpcmbeC1.c1,2005,02 0:30:00,28 ,       0,       1,0.718155,0.396398
sgpcmbeC1.c1,2005,02 1:30:00,28 ,       0,       1,0.661806,0.417963
sgpcmbeC1.c1,2005,02 2:30:00,28 ,       0,       1,0.692411, 0.43859
sgpcmbeC1.c1,2005,02 3:30:00,27 ,       0,       1, 0.66965,0.415023
sgpcmbeC1.c1,2005,02 4:30:00,27 ,       0,       1, 0.60144,0.454409
sgpcmbeC1.c1,2005,02 5:30:00,27 ,       0,       1,0.628292,0.449467
sgpcmbeC1.c1,2005,02 6:30:00,27 ,       0,       1,0.625926,0.450364
sgpcmbeC1.c1,2005,02 7:30:00,27 ,       0,       1,0.634362, 0.44701
sgpcmbeC1.c1,2005,02 8:30:00,27 ,       0,       1,0.689095,0.434314
sgpcmbeC1.c1,2005,02 9:30:00,28 ,       0,       1,0.725019,0.414787
sgpcmbeC1.c1,2005,0210:30:00,28 ,       0,       1,0.713492,0.399815
sgpcmbeC1.c1,2005,0211:30:00,28 ,       0,       1,0.736607,0.396597
sgpcmbeC1.c1,2005,0212:30:00,28 ,       0,       1,  0.7375,0.405652
sgpcmbeC1.c1,2005,0213:30:00,28 ,       0,       1,0.687698,0.437785
sgpcmbeC1.c1,2005,0214:30:00,28 ,       0,       1,0.754464,0.382073
sgpcmbeC1.c1,2005,0215:30:00,28 ,       0,       1,0.783532, 0.33977
sgpcmbeC1.c1,2005,0216:30:00,28 ,       0,       1,0.752083,0.393543
sgpcmbeC1.c1,2005,0217:30:00,28 ,       0,       1,0.708135,0.450744
sgpcmbeC1.c1,2005,0218:30:00,28 ,       0,       1,0.748935,0.403802
sgpcmbeC1.c1,2005,0219:30:00,28 ,       0,       1,0.792163,0.366845
sgpcmbeC1.c1,2005,0220:30:00,28 ,       0,       1,0.798413,0.384982
sgpcmbeC1.c1,2005,0221:30:00,28 ,       0,       1,0.806845,0.385154
sgpcmbeC1.c1,2005,0222:30:00,28 ,       0,       1,0.766369,0.388262
sgpcmbeC1.c1,2005,0223:30:00,28 ,       0,       1, 0.75119, 0.39293